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单词 thermo-multiplier
释义

thermo-multipliern.

Etymology: < thermo- comb. form + multiplier n. 4.Previous versions of the OED give the stress as: ˌthermo-ˈmultiplier.
Early name for a thermopile n.: so called in reference to the multiplying effect of the numerous cells in the battery.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > electricity > electrical appliances or devices > [noun] > measuring device
thermo-multiplier1835
thermopile1849
1835 Faraday tr. Melloni in London & Edinb. Philos. Mag. VII. 475 In order to experiment under these circumstances, it is clearly necessary to employ an extremely delicate thermoscope, such as well-constructed thermomultipliers.
1854 J. Scoffern in Orr's Circle Sci., Chem. 276 The thermo-multiplier of Nobili consists of about fifty pairs of antimony and bismuth bars.
1879 S. Newcomb & E. S. Holden Astron. for Schools & Coll. 495 In the case of the brighter stars the heat radiated has been made sensible in the foci of our telescopes by means of the thermo-multiplier.

Derivatives

ˌthermo-ˈmultiple n. in same sense.
ΚΠ
1895 I. K. Funk et al. Standard Dict. Eng. Lang. II.
This entry has not yet been fully updated (first published 1912; most recently modified version published online March 2022).
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n.1835
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